Megan McCarty Carino

So the ergonomics of actually plugging those individually.

Those little innovations, like a cable that's easier to plug in, might seem small, but that's the infrastructure required to make almost $2 trillion of AI investment pay off.

We'll be right back.

This is Marketplace Tech.

I'm Megan McCarty Carino.

Inside, a research and development lab of Amazon Web Services that is working on new technology for the AI infrastructure build-out.

Satish Vangala, Director of Network Product Development, showed me these devices, they're called transponders, that convert electric signals, aka data, into light waves.

They look a little bit like nail clippers.

I mean, when we were looking at, you know, just the little sockets and how you're engineering all of this stuff, it just really calls to mind how the infrastructure build-out, it's all these little pieces that have to come together to make it work.

What are the challenges on your side, on the networking side, to meeting that demand?

On the program tomorrow... I understand this is actually a data center.

We're going back in time.

Maria Hollenhorst and Daniel Shin produced this episode.

I'm Megan McCarty Carino, and that's Marketplace Tech.

This is APM.

Online retailers are changing their prices based on who's shopping.

From American Public Media, this is Marketplace Tech.

I'm Megan McCarty Carino.

Maybe you've heard of dynamic pricing, where companies change prices in real time based on fluctuations in demand.

Well, some retailers are now using the vast troves of personal data they collect on customers to go a step further.